Traditional Culture Encyclopedia - Traditional festivals - What is the material of thermos bottle liner? What is the material of thermos bottle liner?
What is the material of thermos bottle liner? What is the material of thermos bottle liner?
1, plastic thermal insulation liner: the thermos bottle of plastic thermal insulation liner only has thermal insulation function, and the thermal insulation time is only about 3 hours.
2, ceramic insulation liner: ceramic insulation liner is completely harmless, it will not produce harmful substances like plastic insulation liner, nor will it release a lot of heavy metals like metal insulation liner.
3. Zisha thermal insulation liner: Zisha thermal insulation liner has thermal insulation function, and some better Zisha also has health care and conditioning functions.
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